In which county is ZIP code 17878 located?

ZIP 17878 is listed under Columbia, PA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 17878: Stillwater, PA

ZIP: 17878

County: Columbia

Coordinates: 41.15150, -76.36960

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 17878 in Stillwater, PA. We include verified county details for Columbia plus key geographic references used for mapping and logistics.

Primary City	Stillwater
ZIP Code	17878
County	Columbia
State	PA
Latitude / Longitude	41.15150, -76.36960
ZIP Type	Standard
Time Zone	Eastern Time (ET)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 17878 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 17878 are listed as 41.15150 / -76.36960, useful for GPS and service checks in and around Stillwater, PA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 17878 for mail delivery and general location reference in Columbia, PA.

Some addresses near Stillwater may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Stillwater within PA.

Frequently Asked Questions

What is the primary city for ZIP code 17878?

The primary city for this ZIP code is Stillwater, located in PA.

In which county is 17878 located?

ZIP code 17878 is situated within Columbia, PA.

What are the coordinates for 17878?

The approximate center point is 41.15150 (Latitude) and -76.36960 (Longitude).

Is ZIP code 17878 active?

This page lists ZIP 17878 as Listed based on the latest refresh date shown above.

Does ZIP 17878 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08